tree f509f46d5e8db4ec4993e71004b395f9163a84ae
parent 27f4287406a406a9f7f3a9cfae74f7bda4f1a743
author Tao Bao <tbao@google.com> 1520012863 -0800
committer Tao Bao <tbao@google.com> 1520396798 -0800

releasetools: Separate streaming metadata computation into functions.

And add unittests for ComputeStreamingMetadata().

This prepares for the changes that add additional property-files (for
both of A/B and non-A/B).

Bug: 74210298
Bug: 72751683
Test: python -m unittest test_ota_from_target_files
Test: Generate A/B OTA package. Check the ota-streaming-property-files
      in the METADATA entry.
Change-Id: Ib4b069f61c2c06c035c0cff73a55112f3936b969
(cherry picked from commit f5110498c07f0199ca5835738b05f9ebd8818828)